Document supported RFCs

[dilyanpalauzov]

• Fill at https://en.m.wikipedia.org/wiki/Comparison_of_CalDAV_and_CardDAV_implementations -> Server implementatioms what protocols NextCloud supports, possibly adding new columns.

• Create a list of all supported standards by NextCloud, like https://www.cyrusimap.org/imap/rfc-support.html

[MorrisJobke]

cc @icewind1991 @rullzer

[MorrisJobke]

@schiessle

[szaimen]

cc @nextcloud/community-mgmt who would be able to contribute/write such a list? Is this feasible?

[ghost]

This issue has been automatically marked as stale because it has not had recent activity and seems to be missing some essential information. It will be closed if no further activity occurs. Thank you for your contributions.